The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Feb. 23, 2010
Filed:
Nov. 19, 2007
Gregory Richard Williams, London, CA;
Daniel F. Nason, Holden, MA (US);
George E. Hecker, Wayland, MA (US);
Mahadevan Padmanabhan, Shrewsbury, MA (US);
James T. Mailloux, Hubbardston, MA (US);
Stuart A. Cain, Jefferson, MA (US);
Gregory Richard Williams, London, CA;
Daniel F. Nason, Holden, MA (US);
George E. Hecker, Wayland, MA (US);
Mahadevan Padmanabhan, Shrewsbury, MA (US);
James T. Mailloux, Hubbardston, MA (US);
Stuart A. Cain, Jefferson, MA (US);
Monteco Ltd., Ontario, CA;
Abstract
A separator tank for separating and trapping contaminants in rainwater and runoff is disclosed. According to one embodiment of the present invention, the separator tank comprises a container having a bottom wall, side wall, and top wall defining an internal chamber; an insert located inside of the internal chamber, the insert comprising a weir defining an intake area between the weir and the side wall; and a round-edged orifice positioned within the intake area; an inlet conduit for introducing an influent liquid into the intake area; wherein the weir is positioned such that the weir induces the influent liquid to flow in a swirling motion within the intake area. According to another embodiment of the present invention an insert for a separator tank is disclosed. The insert includes a weir defining an intake area for receiving an influent liquid; and a round-edged orifice positioned within the intake area.